MinGW patch by <koyama AT infocity DOT co DOT jp>, reworked. Removed placeholder for winsock.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@7990 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

configure

@@ -1572,6 +1572,8 @@ fi
 
 enabled audio_beos && add_extralibs "-lmedia -lbe"
 
+enabled mingw32 && add_extralibs -lws2_32
+
 ##########################################
 # imlib check
 

libavformat/os_support.c

@@ -35,9 +35,14 @@
 #include <sys/time.h>
 #endif
 #include <time.h>
+
 #ifndef HAVE_SYS_POLL_H
+#if defined(__MINGW32__)
+#include <winsock2.h>
+#else
 #include <sys/select.h>
 #endif
+#endif
 
 /**
  * gets the current time in micro seconds.

libavformat/os_support.h

@@ -32,7 +32,7 @@
  * - floatf() (OS/2)
  * - strcasecmp() (OS/2)
  * - closesocket()
- * - poll() (BeOS)
+ * - poll() (BeOS, MinGW)
  */
 
 #if defined(__BEOS__) || defined(__INNOTEK_LIBC__)
@@ -45,11 +45,7 @@ __declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds);
 #  define usleep(t)    Sleep((t) / 1000)
 #  include <fcntl.h>
 #  define lseek(f,p,w) _lseeki64((f), (p), (w))
-#endif
-
-/* XXX: check for Winsock here */
-#if 0
-#define HAVE_CLOSESOCKET 1
+#  define HAVE_CLOSESOCKET 1
 #endif
 
 #ifdef __BEOS__